CN Patent

CN101485637A — 秋水仙碱骨架控释片或胶囊

Assigned to Poole Drug Technology Development (shenzhen) Co Ltd · Expires 2009-07-22 · 17y expired

What this patent protects

本发明公开了一种秋水仙碱骨架控释片或胶囊,它含有:秋水仙碱;起控释作用的骨架材料,其中骨架材料中含有占片重的重量百分比至少20%的亲水性聚合物以及其它药用辅料,各组份占片重的重量百分比分别为:秋水仙碱0.01%-1.0%,亲水性聚合物20%-85%,阻滞剂1%-30%,填充剂20%-60%,润滑剂0.1%-2%,经释放度测试结果表明,本品的体外持续释放药物12小时达90%以上,与普通片相比,能明显减少日服用次数,降低药物的毒副作用,提高患者的顺应性和疗效。

USPTO Abstract

本发明公开了一种秋水仙碱骨架控释片或胶囊,它含有:秋水仙碱;起控释作用的骨架材料,其中骨架材料中含有占片重的重量百分比至少20%的亲水性聚合物以及其它药用辅料,各组份占片重的重量百分比分别为:秋水仙碱0.01%-1.0%,亲水性聚合物20%-85%,阻滞剂1%-30%,填充剂20%-60%,润滑剂0.1%-2%,经释放度测试结果表明,本品的体外持续释放药物12小时达90%以上,与普通片相比,能明显减少日服用次数,降低药物的毒副作用,提高患者的顺应性和疗效。

Drugs covered by this patent

Patent Metadata

Patent number
CN101485637A
Jurisdiction
CN
Classification
Expires
2009-07-22
Drug substance claim
No
Drug product claim
No
Assignee
Poole Drug Technology Development (shenzhen) Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

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